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75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
#ifndef HASH_H
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#define HASH_H
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static int zend_ts_hash_remove_key_or_index(TsHashTable *ht, char *arKey, uint nKeyLength, void **pData);
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static int zend_ts_hash_remove_key_or_index(TsHashTable *ht, char *arKey, uint nKeyLength, void **pData)
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{
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uint nIndex;
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uint h = nKeyLength;
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uint result;
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void **ppData;
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Bucket *p;
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tsrm_mutex_lock(ht->mx_writer);
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if (arKey) {
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result = zend_hash_find(TS_HASH(ht), arKey, nKeyLength, (void **) &ppData);
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} else {
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result = zend_hash_index_find(TS_HASH(ht), h, (void **) &ppData);
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}
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if (result == SUCCESS) {
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*pData = *ppData;
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if (arKey) {
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h = zend_inline_hash_func(arKey, nKeyLength);
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}
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nIndex = h & TS_HASH(ht)->nTableMask;
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p = TS_HASH(ht)->arBuckets[nIndex];
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while (p != NULL) {
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if ((p->h == h) && ((p->nKeyLength == 0) || /* Numeric index */
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((p->nKeyLength == nKeyLength) && (!memcmp(p->arKey, arKey, nKeyLength))))) {
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HANDLE_BLOCK_INTERRUPTIONS();
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if (p == TS_HASH(ht)->arBuckets[nIndex]) {
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TS_HASH(ht)->arBuckets[nIndex] = p->pNext;
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} else {
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p->pLast->pNext = p->pNext;
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}
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if (p->pNext) {
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p->pNext->pLast = p->pLast;
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}
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if (p->pListLast != NULL) {
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p->pListLast->pListNext = p->pListNext;
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} else {
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/* Deleting the head of the list */
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TS_HASH(ht)->pListHead = p->pListNext;
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}
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if (p->pListNext != NULL) {
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p->pListNext->pListLast = p->pListLast;
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} else {
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TS_HASH(ht)->pListTail = p->pListLast;
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}
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if (TS_HASH(ht)->pInternalPointer == p) {
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TS_HASH(ht)->pInternalPointer = p->pListNext;
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}
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if (!p->pDataPtr) {
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pefree(p->pData, TS_HASH(ht)->persistent);
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}
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pefree(p, TS_HASH(ht)->persistent);
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HANDLE_UNBLOCK_INTERRUPTIONS();
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TS_HASH(ht)->nNumOfElements--;
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return SUCCESS;
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}
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p = p->pNext;
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}
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}
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tsrm_mutex_unlock(ht->mx_writer);
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return FAILURE;
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}
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#endif /* HASH_H */
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